Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231130-en
  • resource tags

    arch:x64arch:x86image:win7-20231130-enlocale:en-usos:windows7-x64system
  • submitted
    05-12-2023 17:28

General

  • Target

    2675bc14c6d17556370948b7a66efa835a8d8362828057e6a3570dbcc5c6d057.exe

  • Size

    819KB

  • MD5

    f29554262c858e2e6fd1d828bbade0bc

  • SHA1

    7cda09a6c742000f5868888a321216b1d3a72d00

  • SHA256

    2675bc14c6d17556370948b7a66efa835a8d8362828057e6a3570dbcc5c6d057

  • SHA512

    acbfa0c8e8d94cba1994cb23aed0fe0de6f8dc3ec9d2503f957af5990f5d8a923e6a42f9d2b8687540d711bf32d50ef2200a70d75883a67c4d894ddb0475bf2e

  • SSDEEP

    24576:4k34/up+pJHkSJPvrxZ3IPtrQGUOfM0eh0Q:h38PJHkSpj4lrHf1Q

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2675bc14c6d17556370948b7a66efa835a8d8362828057e6a3570dbcc5c6d057.exe
    "C:\Users\Admin\AppData\Local\Temp\2675bc14c6d17556370948b7a66efa835a8d8362828057e6a3570dbcc5c6d057.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\2675bc14c6d17556370948b7a66efa835a8d8362828057e6a3570dbcc5c6d057.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1944
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\KGEKGiThiZ.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2556
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KGEKGiThiZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4DB3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2612
    • C:\Users\Admin\AppData\Local\Temp\2675bc14c6d17556370948b7a66efa835a8d8362828057e6a3570dbcc5c6d057.exe
      "C:\Users\Admin\AppData\Local\Temp\2675bc14c6d17556370948b7a66efa835a8d8362828057e6a3570dbcc5c6d057.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp4DB3.tmp

    Filesize

    1KB

    MD5

    cf333f82fad927da8a794d478b0e5e9b

    SHA1

    d94a60a530fe32ad9052210a86aaf266cd270ee8

    SHA256

    933a84485da4584141e96eb151dae5b06fca2aa4c99aeb363a9c9be3651dcfdc

    SHA512

    c6cfa07a9373e7e1ea07e7a1081cc649df7f2f7e003e85bfecd379233ba69d4701a63d6b58106112018adf41d574ac4398626890b6c3513787ca387a83eebd4b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\S185N3YFG5LVUDM7V2RT.temp

    Filesize

    7KB

    MD5

    83b7bf4835e145760df31c236c23d0be

    SHA1

    59c2f67ce21a835a8982da6684806c3621b36b78

    SHA256

    86cc537b33d2f8f6ebe39c35149fc8530d6267326d3a16fc6b0bac48ab351a2a

    SHA512

    2069beaf8d8415e2735ae419f7f1c1db844c43209f15bcebf6c9b447b6bce8dbe7b4f8f1c4876e63b5ec754b27dd313c39a402e85ac0a9ee001a0023ba5f4878

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    83b7bf4835e145760df31c236c23d0be

    SHA1

    59c2f67ce21a835a8982da6684806c3621b36b78

    SHA256

    86cc537b33d2f8f6ebe39c35149fc8530d6267326d3a16fc6b0bac48ab351a2a

    SHA512

    2069beaf8d8415e2735ae419f7f1c1db844c43209f15bcebf6c9b447b6bce8dbe7b4f8f1c4876e63b5ec754b27dd313c39a402e85ac0a9ee001a0023ba5f4878

  • memory/1944-40-0x00000000029F0000-0x0000000002A30000-memory.dmp

    Filesize

    256KB

  • memory/1944-39-0x000000006DFF0000-0x000000006E59B000-memory.dmp

    Filesize

    5.7MB

  • memory/1944-41-0x000000006DFF0000-0x000000006E59B000-memory.dmp

    Filesize

    5.7MB

  • memory/1944-37-0x00000000029F0000-0x0000000002A30000-memory.dmp

    Filesize

    256KB

  • memory/1944-35-0x000000006DFF0000-0x000000006E59B000-memory.dmp

    Filesize

    5.7MB

  • memory/2240-5-0x00000000005D0000-0x00000000005DA000-memory.dmp

    Filesize

    40KB

  • memory/2240-32-0x0000000074520000-0x0000000074C0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2240-6-0x0000000005300000-0x000000000537C000-memory.dmp

    Filesize

    496KB

  • memory/2240-2-0x0000000002070000-0x00000000020B0000-memory.dmp

    Filesize

    256KB

  • memory/2240-0-0x0000000000910000-0x00000000009E2000-memory.dmp

    Filesize

    840KB

  • memory/2240-4-0x0000000000560000-0x0000000000568000-memory.dmp

    Filesize

    32KB

  • memory/2240-1-0x0000000074520000-0x0000000074C0E000-memory.dmp

    Filesize

    6.9MB

  • memory/2240-3-0x00000000007C0000-0x00000000007D8000-memory.dmp

    Filesize

    96KB

  • memory/2556-42-0x00000000028E0000-0x0000000002920000-memory.dmp

    Filesize

    256KB

  • memory/2556-36-0x000000006DFF0000-0x000000006E59B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-43-0x000000006DFF0000-0x000000006E59B000-memory.dmp

    Filesize

    5.7MB

  • memory/2556-38-0x000000006DFF0000-0x000000006E59B000-memory.dmp

    Filesize

    5.7MB

  • memory/2776-23-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2776-25-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2776-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2776-31-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2776-21-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2776-19-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2776-34-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2776-29-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/2776-44-0x0000000073220000-0x000000007390E000-memory.dmp

    Filesize

    6.9MB

  • memory/2776-45-0x0000000004AE0000-0x0000000004B20000-memory.dmp

    Filesize

    256KB

  • memory/2776-47-0x0000000073220000-0x000000007390E000-memory.dmp

    Filesize

    6.9MB

  • memory/2776-48-0x0000000004AE0000-0x0000000004B20000-memory.dmp

    Filesize

    256KB